公开(公告)号：US20240322197A1

公开(公告)日：2024-09-26

申请号：US18261141

申请日：2022-01-24

Applicant: KOLON INDUSTRIES, INC.

Inventor： Do Woo KIM ,  Kyoung Ju KIM ,  Na Hyun AHN ,  ln Ho KIM

IPC: H01M8/04119 ,  B01D63/02

CPC classification number: H01M8/04149 ,  B01D63/02 ,  B01D2313/041 ,  B01D2313/13 ,  B01D2313/201 ,  B01D2313/21 ,  B01D2313/44

Abstract: The present invention relates to a gasket assembly that can be manufactured with improved productivity and significantly reduce maintenance costs, and to a fuel cell membrane humidifier comprising same. A gasket assembly according to an embodiment of the present invention is a gasket assembly for a fuel cell membrane humidifier comprising a mid-case, a cap fastened to the mid-case, and at least one cartridge disposed in the mid-case and accommodating a plurality of hollow fiber membranes, and comprises: a sub-case formed in a shape surrounding an end of the cartridge and having a first hole into which the end of the cartridge is inserted; and a gasket including a body member having a second hole into which the sub-case is inserted, a packing part formed at one end of the body member and including a protruding member in contact with the outer circumferential surface of the sub-case inserted into the second hole to prevent a fluid in the mid-case from flowing toward the cap, and an edge part formed at the other end of the body member and formed in a space formed by a groove formed at the end of the mid-case and the end of the cap.

公开(公告)号：US20240079612A1

公开(公告)日：2024-03-07

申请号：US18262497

申请日：2022-03-07

Applicant: KOLON INDUSTRIES, INC.

Inventor： Jung Kun HER ,  Do Woo KIM ,  Woong Jeon AN ,  Kyoung Ju KIM

IPC: H01M8/04119 ,  B01D63/02

CPC classification number: H01M8/04141 ,  B01D63/021 ,  H01M8/04149 ,  B01D2323/58

Abstract: The present invention relates to a fuel cell membrane humidifier having an improved coupling force between a potting portion and an inner case so that the coupling force can be maintained even when a fuel cell is repeatedly driven and stopped, the fuel cell membrane humidifier according to an embodiment of the present invention comprising: a humidification module for humidifying, with the moisture in exhaust gas discharged from a fuel cell stack, the air supplied from the outside; and caps respectively coupled to both ends of the humidification module. The humidification module comprises at least one cartridge including an inner case, a plurality of hollow-fiber membranes arranged in the inner case, the potting portion fixing the ends of the plurality of hollow-fiber membranes, and a laser bonding surface which is formed between the inner case and the potting portion through a laser bonding.

公开(公告)号：US20220093946A1

公开(公告)日：2022-03-24

申请号：US17418257

申请日：2020-03-09

Applicant: KOLON INDUSTRIES, INC.

Inventor： Do Woo KIM ,  Kyoung Ju KIM ,  Na Hyeon AN

IPC: H01M8/04119 ,  B01D63/04

Abstract: The present invention relates to a membrane humidifier for a fuel cell capable of simplifying a fuel cell system and miniaturizing the fuel cell system by performing humidification by moisture exchange and cooling by heat exchange in one membrane humidifier, and a fuel cell system comprising same. The membrane humidifier for a fuel cell of the present invention comprises both a humidification module and a heat exchange module in a housing part, and distributes a first fluid to the humidification module and the heat exchange module at a variable distribution ratio.

公开(公告)号：US20240304839A1

公开(公告)日：2024-09-12

申请号：US18551609

申请日：2022-04-25

Applicant: KOLON INDUSTRIES, INC.

Inventor： Na Hyeon AN ,  Do Woo KIM ,  Jung Kun HER

IPC: H01M8/04119 ,  H01M8/10

CPC classification number: H01M8/04149 ,  H01M8/04141 ,  H01M2008/1095

Abstract: The present invention relates to: a cartridge for a fuel cell humidifier for humidifying dry gas supplied from the outside by using wet gas discharged from a fuel cell stack; and a fuel cell humidifier, the cartridge comprising: an inner case having an opening at the end thereof, and having a plurality of hollow fiber membranes contained therein; and a first gas inlet and a first gas outlet formed to be spaced from each other in a first axial direction in the inner case, wherein: the inner case comprises a first segment having the hollow fiber membranes contained therein, a second segment spaced from the first segment on the basis of a second axial direction that is vertical with respect to the first axial direction, and a third segment positioned between the first segment and the second segment on the basis of the second axial direction; and the average thickness of the third segment is thinner than each of the average thickness of the first segment and the average thickness of the second segment.

公开(公告)号：US20240243308A1

公开(公告)日：2024-07-18

申请号：US18558724

申请日：2022-06-09

Applicant: KOLON INDUSTRIES, INC.

Inventor： Do Woo KIM ,  Kyoung Ju KIM ,  Na Hyun AHN ,  In Ho KIM

IPC: H01M8/04119 ,  H01M8/10

CPC classification number: H01M8/04149 ,  H01M2008/1095

Abstract: The present disclosure relates to a fuel cell membrane humidifier in which a gap between an inner case and a mid-case constituting a cartridge is sealed to prevent off-gas from being bypassed. The disclosed fuel cell membrane humidifier includes: a mid-case having a partition wall partitioning an internal space; a first cap fastened to one side of the mid-case; a second cap fastened to other side of the mid-case; an inner case disposed in the mid-case and configured to accommodate a plurality of hollow fiber membranes therein; a rib protruding from one side of the inner case and coming into contact with one surface of the partition wall; a hook protruding from other side of the inner case and coming into contact with other surface of the partition wall; a first gasket disposed between the first cap and the inner case and configured to transmit fastening force between the first cap and the mid-case to the rib; and a second gasket disposed between the second cap and the inner case and configured to transmit fastening force between the second cap and the mid-case to the hook.

公开(公告)号：US20240097161A1

公开(公告)日：2024-03-21

申请号：US18253944

申请日：2021-12-30

Applicant: KOLON INDUSTRIES, INC.

Inventor： Jung Kun HER ,  Do Woo KIM ,  Woong Jeon AN ,  Kyoung Ju KIM

IPC: H01M8/04119

CPC classification number: H01M8/04149

Abstract: The present disclosure provides a fuel cell membrane humidifier capable of regulating dry gas pressure in the fuel cell membrane humidifier by discharging dry gas to an outside according to the dry gas pressure in the membrane humidifier and a fuel cell system including the same, and



the fuel cell membrane humidifier according to an embodiment of the present disclosure
includes: a mid-case; a cap fastened to the mid-case and having a dry gas discharge hole through which dry gas is discharged; and a pressure regulator formed in the cap and partially opening the dry gas discharge hole according to pressure of dry gas in the cap to regulate the pressure of the dry gas in the cap.

公开(公告)号：US20240079613A1

公开(公告)日：2024-03-07

申请号：US18262423

申请日：2022-03-03

Applicant: KOLON INDUSTRIES, INC.

Inventor： Jung Kun HER ,  Do Woo KIM ,  Woong Jeon AN ,  Kyoung Ju KIM

IPC: H01M8/04119 ,  B01D63/02 ,  H01M8/04746

CPC classification number: H01M8/04149 ,  B01D63/02 ,  H01M8/04141 ,  H01M8/04761 ,  B01D2313/08 ,  B01D2313/10 ,  B01D2313/21

Abstract: The present invention relates to a membrane humidifier for a fuel cell which can improve humidification efficiency by selectively supplying exhaust gas discharged from a fuel cell stack to each part of a hollow fiber membrane module. A membrane humidifier for a fuel cell according to an embodiment of the present invention comprises: a hollow fiber membrane module, a humidification module, and an active flow control unit formed between a fuel cell stack and the humidification module and automatically controlling the exhaust gas discharged from the fuel cell stack so as to be supplied to at least one selected from among a first and an exhaust gas inlets.

公开(公告)号：US20220255092A1

公开(公告)日：2022-08-11

申请号：US17606045

申请日：2020-06-24

Applicant: KOLON INDUSTRIES, INC.

Inventor： Do Woo KIM ,  In Ho KIM ,  Kyoung Ju KIM

IPC: H01M8/04119 ,  H01M8/028

Abstract: Disclosed are: a humidifier for a fuel cell, which can reliably prevent gas leaks due to repeated operations and shutdowns of a fuel cell and can be manufactured with relatively low manufacturing costs and high productivity as well; and a method for manufacturing same. A humidifier for a fuel cell of the present invention comprises a humidification module and caps coupled to both ends of the humidification module, respectively. The humidification module comprises: a mid-case having a step on the inner peripheral surface thereof; a plurality of hollow fiber membranes in the mid-case; a fixation layer on which ends of the hollow fiber membranes are potted; a bracket which is supported by the step of the mid-case and is in contact with the fixation layer; and a packing member in contact with the bracket and having a groove into which an end of the mid-case is inserted.

公开(公告)号：US20240243307A1

公开(公告)日：2024-07-18

申请号：US18558720

申请日：2022-06-09

Applicant: KOLON INDUSTRIES, INC.

Inventor： Do Woo KIM ,  Kyoung Ju KIM ,  Na Hyun AHN ,  In Ho KIM

IPC: H01M8/04119 ,  B01D63/04

CPC classification number: H01M8/04149 ,  B01D63/04 ,  H01M8/04141

Abstract: The present disclosure relates to a fuel cell membrane humidifier in which the discharge performance of condensate generated in a humidification module is improved. The disclosed fuel cell membrane humidifier includes a humidification module configured to humidify air supplied from an outside with moisture in off-gas discharged from a fuel cell stack, and caps respectively coupled to both ends of the humidification module. The humidification module includes a mid-case in which an off-gas inlet through which the off-gas is introduced and an off-gas outlet through which the off-gas is discharged are formed. The off-gas outlet is formed on a bottom surface side of the mid-case and configured to discharge condensate generated in the humidification module to the outside.

公开(公告)号：US20240030467A1

公开(公告)日：2024-01-25

申请号：US18255116

申请日：2022-01-26

Applicant: KOLON INDUSTRIES, INC.

Inventor： Do Woo KIM ,  Kyoung Ju KIM ,  Na Hyun AHN ,  In Ho KIM ,  Young Seok OH ,  Ah Reun LEE ,  Ji Yoon LEE

IPC: H01M8/04119

CPC classification number: H01M8/04149

Abstract: The present invention relates to a fuel cell membrane humidifier capable of preventing a humidification efficiency decrease caused by a pressure difference between the inside and the outside of a membrane humidifier. A fuel cell membrane humidifier according to an embodiment of the present invention comprises: a middle case having a module insertion part formed therein; a cap case coupled to the middle case; a hollow fiber membrane module inserted in the module insertion part; and an active pressure buffer part which is formed between the middle case and the module insertion part and prevents expansion of the module insertion part by a pressure difference between the inside and the outside of the middle case according to an output state of a fuel cell or relieves the pressure difference therebetween.